Brand / Series: Midea Solstice.
Model (indoor / outdoor): EZ-18RD6-I / EZ-18RD6-O.
Type: Wall‑mounted inverter split air conditioner.
Nominal capacity: 18,000 BTU.
Cooling capacity range: 6,800–20,900 BTU; design load 5.00 kW.
Heating capacity range: 4,600–23,100 BTU; design load around 4.40 kW in warmer climate band.
Energy class cooling: A+++ (A++).
Energy class heating (warmer / average): A+++ (A+++ warmer, A++ average).
SEER (cooling): 8.5.
SCOP (heating warmer / average): 5.7 (warmer), about 4.6 (average).
Cooling annual consumption: 206 kWh/year.
Heating annual consumption (warmer): 1,081 kWh/year.
Indoor sound power level: 58 dB; indoor sound pressure about 43/36/28/21.5 dB(A) (Hi/Med/Lo/Silent).
Outdoor sound power / pressure: sound power 65 dB(A); outdoor noise around 57 dB(A).
Refrigerant: R32.
Piping connections: Liquid 6.35 mm (1/4″), gas 12.7 mm (1/2″).
Max piping length / height difference: up to 30 m total length, up to 20 m height difference.
Indoor operating range (cooling / heating): 16–32 °C / 0–30 °C.
Outdoor operating range (cooling / heating): −15 to 50 °C / −25 to 24 °C.
Power supply: 220–240 V, 1‑phase, 50 Hz.